Material: CopperWeight: 20gColor: as shownPlease take it off when doing housework, bathing, or exercising to avoid stains such as oil, sweat, chemicals, etc.Try to avoid putting it together with other jewelry, because the hardness of various gemstones and metals is different, which will cause friction loss.Package includes: 1 pair of green crystal gemstone cufflinksNote:1. Please allow slight errors due to manual measurement. Please make sure you don't mind before bidding.2. Due to different monitors, colors may vary, please understand.Note:Hello, please pay attention to your shipping address when purchasing products. If your delivery information (eg: name, street, house number, doorbell/email without name, etc.) is incorrect, the order will not be delivered correctly. )